Home / 69,854.45-104,769.20-29,895.89

Finding the Fourth Proportional to 69,854.45, 104,769.20 and 29,895.89

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Solution

The fourth proportional to 69,854.45, 104,769.20 and 29,895.89 is: 44,838.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,854.45 : 104,769.20 = 29,895.89 : x
  2. Step 2: Convert to fraction form
    69,854.45/104,769.20 = 29,895.89/x
  3. Step 3: Cross multiply
    69,854.45x = 104,769.20 × 29,895.89
  4. Step 4: Simplify right side
    69,854.45x = 3,132,167,861.32
  5. Step 5: Solve for x
    x = 3,132,167,861.32/69,854.45
  6. Step 6: Final answer
    x = 44,838.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.